Home / 480,127.68-662,583.15-265,272.69

Finding the Fourth Proportional to 480,127.68, 662,583.15 and 265,272.69

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Solution

The fourth proportional to 480,127.68, 662,583.15 and 265,272.69 is: 366,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,127.68 : 662,583.15 = 265,272.69 : x
  2. Step 2: Convert to fraction form
    480,127.68/662,583.15 = 265,272.69/x
  3. Step 3: Cross multiply
    480,127.68x = 662,583.15 × 265,272.69
  4. Step 4: Simplify right side
    480,127.68x = 175,765,214,549.17
  5. Step 5: Solve for x
    x = 175,765,214,549.17/480,127.68
  6. Step 6: Final answer
    x = 366,080.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.